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CM3131-01SB 参数 Datasheet PDF下载

CM3131-01SB图片预览
型号: CM3131-01SB
PDF下载: 下载PDF文件 查看货源
内容描述: 三路线性稳压器为DDR -I / -II内存 [Triple Linear Voltage Regulator for DDR-I/-II Memory]
分类和应用: 稳压器模拟IC信号电路光电二极管双倍数据速率
文件页数/大小: 10 页 / 362 K
品牌: CALMIRCO [ CALIFORNIA MICRO DEVICES CORP ]
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CM3131  
Specifications (cont’d)  
ELECTRICAL OPERATING CHARACTERISTICS (SEE NOTE 1)  
SYMBOL  
General Parameters  
TOVER Shutdown Junction  
Temperature  
VDDQ Regulator/Driver Parameters (with FDP6030L or similar MOSFET as an external transistor)  
PARAMETER  
CONDITIONS  
MIN  
TYP  
MAX  
UNITS  
-
150  
-
°C  
VCC MIN  
Input Voltage  
VDDQ = 2.5V, IDDQ = 6A,  
each channel, SENSE = 0V  
IDDQ = 2.5A, VCC = 3.3V,  
SENSE = 0V  
VSTBY = 5V, VCC = 3.3V  
VSTBY = 3.3V, VCC = 3.3V  
VSTBY = 5V, VCC = 3.3V  
2.80  
V
V
VDDQ  
Output Voltage Range  
2.45  
2.50  
9.50  
6.1  
2.55  
VDRIVE H 5  
VDRIVE H 3  
CLOAD  
DRIVE High Output  
Voltage  
DRIVE High Output  
Voltage  
External FET Gate  
Capacitance  
DRIVE Voltage Rise  
Time  
Load Regulation @  
25°C  
Line Regulation @ 25°C  
V
V
1200  
2.5  
pF  
ms  
%
tRISE  
VSTBY = 5V, VCC = 3.3V,  
CLOAD = 1200pF  
VCC = 3.3V, IDDQ = 0.1A to 6A  
each channel  
VDDQ LOAD  
-1.0  
-1.0  
-
1.0  
1.0  
VDDQ LINE  
IDDQ = 2.5A, VCC = 2.8V to  
3.6V  
-
%
VTT Regulator Parameters  
VTT  
Output Voltage Range  
VDDQ = 2.50V, ITT = 0A  
1.20  
-1.0  
-1.0  
2.3  
1.25  
1.30  
1.0  
1.0  
V
%
%
A
VTT LOAD  
VTT LINE  
ITT LIM  
ITT SC  
Load Regulation @ 25C  
Line Regulation @ 25C  
Current Limit  
Short Circuit Current  
Limit  
ITT = 0.1A to 2A, VDDQ = 2.5V  
ITT = 0A, VCC = 2.8V to 3.6V  
-
-
VTT < 1V  
0.6  
A
VSTBY Regulator Parameters  
VDDQ STBY  
VDDQSB LD  
VDDQ SBLN  
Output Voltage Range  
IDDQ =150mA, VSTBY = 5V,  
SENSE =0V  
IDDQ = 10mA to 500mA,  
VSTBY = 5V  
IDDQ = 150mA,  
VSTBY = 3.0V to 5.5V  
2.45  
-1.0  
-1.0  
2.50  
2.55  
1.0  
V
Load Regulation @ 25C  
Line Regulation @ 25C  
-
-
%
%
1.0  
VDROPOUT  
ISTBY LIM  
ISTBY SC  
Dropout Voltage  
Overload Current Limit  
IDDQ = 250mA, each channel  
VDDQ < 1V  
250  
450  
mV  
mA  
mA  
400  
170  
Short Circuit Current  
Limit  
Note 1: All parameters specified at TA = 0°C to +70°C unless otherwise noted.  
© 2004 California Micro Devices Corp. All rights reserved.  
02/02/04  
430 N. McCarthy Blvd., Milpitas, CA 95035-5112  
Tel: 408.263.3214  
Fax: 408.263.7846  
www.calmicro.com  
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